package org.core.tliaswebmanagement.mapper;

import org.apache.ibatis.annotations.*;
import org.core.tliaswebmanagement.pojo.Dept;

import java.util.List;

@Mapper
public interface DeptMapper {
//方式1：使用@Results注解指定结果集
//    @Results({
//            //collumn:数据库字段名，property:实体类属性名
//            @Result(column = "id", property = "id"),
//            @Result(column = "name", property = "name"),
//            @Result(column = "create_time", property = "createTime"),
//            @Result(column = "update_time", property = "updateTime")
//    })
    //方式2：使用驼峰命名映射
    //@Select("select id,name,create_time createTime,update_time updateTime from dept order by update_time desc")
    @Select("select id,name,create_time,update_time from dept order by update_time desc")
    List<Dept> findAll();

    @Delete("delete from dept where id=#{id}")
    void deleteById(Integer id);

    @Insert("insert into dept(name,create_time,update_time) values(#{name},#{createTime},#{updateTime})")
    void insert(Dept dept);

    @Select("select id,name,create_time,update_time from dept where id=#{id}")
    Dept getById(Integer id);

    @Update("update dept set name=#{name},update_time=#{updateTime} where id=#{id}")
    void update(Dept dept);
}
